InChI=1/C14H26N2O2/c1-10-5-4-6-13(7-10)15-14(17)16-8-11(2)18-12(3)9-16/h10-13H,4-9H2,1-3H3,(H,15,17)/t10-,11-,12+,13-/m1/s1/f/h15H 9202ECE8B27E1534